This combination photo shows a view of the Ponte de Amizade (Bridge of Friendship) in Macao, South China (top, photo archived on Dec 31, 1995) and the Hong Kong-Zhuhai-Macao Bridge seen from Macao on Oct 22, 2018. [Photo/Xinhua]
This combination photo shows a view of Rua das Estalagens, one of the earliest streets in Macao (top, photo issued on Aug 26, 1986), and a street view of Macao on Sept 27, 2019. [Photo/Xinhua]
This combination photo shows a view of Rua das Estalagens, one of the earliest streets in Macao (top, photo issued on Aug 26, 1986), and a street view of Macao on Sept 27, 2019. [Photo/Xinhua]
This combination photo shows an older image of the A-Ma Temple, a temple honoring the Chinese sea-goddess Mazu (top, photo issued on Aug 15, 1992), and the same religious complex in Macao on April 2, 2019. [Photo/Xinhua]
This combination photo shows an aerial view of the Ruins of St. Paul's complex and its surroundings in Macao (top, photo archived on Nov 7, 1986) and an aerial view of the same area on Oct 24, 2019. [Photo/Xinhua]
This combination photo shows glove maker at work in Macao (top, photo issued on Aug 30, 1986) and a student doing experiment on traditional Chinese medicine in a national-level lab at the University of Macao in Macao on Oct 30, 2019. [Photo/Xinhua]
This combination photo shows mainland residents passing the border control section at a Customs building in Zhuhai, South China's Guangdong province, before traveling to Macao on Oct 2, 1999 (top) and a traveler going through an e-channel from a Customs facility in Macao to Zhuhai on Dec 18, 2014. [Photo/Xinhua]
This combination photo shows an aerial view of the Macao Peninsula (top, photo issued on Aug 15, 1992) and an aerial view of Macao on Nov 18, 2019. [Photo/Xinhua]
This combination photo shows an event at the University of East Asia, the predecessor to the University of Macao, on Oct 8, 1995 (top) and visitors taking a walk inside the campus of the University of Macao in Macao on Nov 9, 2019. [Photo/Xinhua]
This combination photo shows the construction site of Macao International Airport (top, photo archived on Sept 6, 1993) and people visiting the 2019 Macao Business Aviation Exhibition at Macao International Airport in Macao on Nov 1, 2019. [Photo/Xinhua]
This combination photo shows contestants taking part in the traditional Tray Race in front of the Ruins of St. Paul's complex in Macao on Sept 27, 1999 (left) and on Sept 27, 2019, respectively. [Photo/Xinhua]